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#!/bin/sh
#
# Author: Emanuel Haupt <ehaupt@FreeBSD.org>
#
# $FreeBSD: head/devel/ccache/files/ccache-update-links.sh.in 435560 2017-03-06 17:50:14Z bdrewery $
#
CCACHE_COMPILERS="%%CCACHE_COMPILERS%% ${EXTRA_COMPILERS}"
CCLINKDIR="%%CCLINKDIR%%"
PREFIX="%%PREFIX%%"
usage() {
cat << "EOUSAGE"
Usage: ccache-update-links [hv]
ccache-update-links maintains symlinks needed by ccache to work with additional
compilers.
-h, --help this help
-v verbose
EOUSAGE
}
case "$1"
in
-h|--help)
usage
;;
esac
strip_path() {
local IFS=":"
local path
set -- ${PATH}
while [ $# -gt 0 ]; do
if ! [ "${1}" = "${PREFIX}/libexec/ccache" ]; then
path="${path}${path:+:}${1}"
fi
shift
done
echo "${path}"
}
# Remove ccache wrappers from PATH
PATH=$(strip_path)
# create compiler links
for comp in ${CCACHE_COMPILERS}
do
if command -v "${comp}" >/dev/null; then
if [ ! -L "${PREFIX}/${CCLINKDIR}/${comp}" ]; then
[ "$1" = "-v" ] && echo "create symlink for ${comp}"
ln -sf ${PREFIX}/bin/ccache ${PREFIX}/${CCLINKDIR}/${comp}
fi
if [ ! -L "${PREFIX}/${CCLINKDIR}/world/${comp}" ]; then
[ "$1" = "-v" ] && echo "create symlink for ${comp} (world)"
ln -sf ccache ${PREFIX}/${CCLINKDIR}/world/${comp}
fi
else
if [ -L "${PREFIX}/${CCLINKDIR}/${comp}" ]; then
[ "$1" = "-v" ] && echo "remove symlink for ${comp}"
rm -f ${PREFIX}/${CCLINKDIR}/${comp}
fi
if [ -L "${PREFIX}/${CCLINKDIR}/world/${comp}" ]; then
[ "$1" = "-v" ] && echo "remove symlink for ${comp} (world)"
rm -f ${PREFIX}/${CCLINKDIR}/world/${comp}
fi
fi
done
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